1. BMI stands for Body Mass Index, a measure used to assess body weight relative to height.

2. BMI categories classify individuals into groups based on their BMI values, such as underweight, normal weight, overweight, and obesity.

3. BMI provides a general indication of body weight status but may not account for individual variations in body composition, such as muscle mass.

4. Improving BMI involves adopting a balanced diet, engaging in regular physical activity, and maintaining healthy lifestyle habits.